| Form type | Document | Filing | Description | Filing date | Reporting date | File number(s) |
|---|---|---|---|---|---|---|
| 4 | Open Document | Open Filing | 4 | 07 Nov 2025 | 03 Nov 2025 | 001-36680 |
| 3 | Open Document | Open Filing | 3 | 07 Nov 2025 | 03 Nov 2025 | 001-36680 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 12 Dec 2022 | 08 Dec 2022 | 000-20322 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Mar 2022 | 16 Mar 2022 | 000-20322 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Mar 2021 | 17 Mar 2021 | 000-20322 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Aug 2020 | 18 Aug 2020 | 000-20322 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 20 Mar 2020 | 18 Mar 2020 | 000-20322 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 22 Mar 2019 | 20 Mar 2019 | 000-20322 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 17 Nov 2017 | 15 Nov 2017 | 000-20322 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 23 Nov 2016 | 21 Nov 2016 | 000-20322 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 18 Nov 2015 | 16 Nov 2015 | 000-20322 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 19 Nov 2014 | 17 Nov 2014 | 000-20322 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 13 Nov 2013 | 11 Nov 2013 | 000-20322 |
| 4 | Open Document | Open Filing | PRIMARY DOCUMENT | 21 Nov 2012 | 19 Nov 2012 | 000-20322 |